[INFO] fetching crate drop-root 0.1.1...
[INFO] testing drop-root-0.1.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate drop-root 0.1.1 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate drop-root 0.1.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate drop-root 0.1.1
[INFO] finished tweaking crates.io crate drop-root 0.1.1
[INFO] tweaked toml for crates.io crate drop-root 0.1.1 written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffbfbc0fbbc42edcfd792362b89f2493f0ddd1d0edaf1fed7daeef89eaa6f515
[INFO] running `Command { std: "docker" "start" "-a" "ffbfbc0fbbc42edcfd792362b89f2493f0ddd1d0edaf1fed7daeef89eaa6f515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffbfbc0fbbc42edcfd792362b89f2493f0ddd1d0edaf1fed7daeef89eaa6f515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffbfbc0fbbc42edcfd792362b89f2493f0ddd1d0edaf1fed7daeef89eaa6f515", kill_on_drop: false }`
[INFO] [stdout] ffbfbc0fbbc42edcfd792362b89f2493f0ddd1d0edaf1fed7daeef89eaa6f515
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aca05c33eaf5fdcd8356dfb366da3fce1d9c7bf0cf9138feb29240c6c7472ee4
[INFO] running `Command { std: "docker" "start" "-a" "aca05c33eaf5fdcd8356dfb366da3fce1d9c7bf0cf9138feb29240c6c7472ee4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling drop-root v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "aca05c33eaf5fdcd8356dfb366da3fce1d9c7bf0cf9138feb29240c6c7472ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca05c33eaf5fdcd8356dfb366da3fce1d9c7bf0cf9138feb29240c6c7472ee4", kill_on_drop: false }`
[INFO] [stdout] aca05c33eaf5fdcd8356dfb366da3fce1d9c7bf0cf9138feb29240c6c7472ee4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f66070878f5268c44d061fbb6793e45c2d7c1830d04e07fc3ede2fdad14020ed
[INFO] running `Command { std: "docker" "start" "-a" "f66070878f5268c44d061fbb6793e45c2d7c1830d04e07fc3ede2fdad14020ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling drop-root v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "f66070878f5268c44d061fbb6793e45c2d7c1830d04e07fc3ede2fdad14020ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f66070878f5268c44d061fbb6793e45c2d7c1830d04e07fc3ede2fdad14020ed", kill_on_drop: false }`
[INFO] [stdout] f66070878f5268c44d061fbb6793e45c2d7c1830d04e07fc3ede2fdad14020ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c4fc4b447d21eab90e220fb2e62b1b3b2074a97c63be7f6f85ff3f22d564f740
[INFO] running `Command { std: "docker" "start" "-a" "c4fc4b447d21eab90e220fb2e62b1b3b2074a97c63be7f6f85ff3f22d564f740", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.25s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/drop_root-593be67231bceef7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests drop-root
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c4fc4b447d21eab90e220fb2e62b1b3b2074a97c63be7f6f85ff3f22d564f740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4fc4b447d21eab90e220fb2e62b1b3b2074a97c63be7f6f85ff3f22d564f740", kill_on_drop: false }`
[INFO] [stdout] c4fc4b447d21eab90e220fb2e62b1b3b2074a97c63be7f6f85ff3f22d564f740